diff --git a/htdocs/util2/cron/modules/autoarchive_caches.class.php b/htdocs/util2/cron/modules/autoarchive_caches.class.php
index 306b2e48..c9096a3e 100644
--- a/htdocs/util2/cron/modules/autoarchive_caches.class.php
+++ b/htdocs/util2/cron/modules/autoarchive_caches.class.php
@@ -16,7 +16,7 @@ checkJob(new autoarchive());
 class autoarchive
 {
 	var $name = 'autoarchive';
-	var $interval = 120;  // provisional minimum interval for initial archiving
+	var $interval = 3600;  // once per hour
 
 
 	function run()
@@ -48,7 +48,7 @@ class autoarchive
 								  AND IFNULL((SELECT MAX(`date_modified`) FROM `cache_status_modified` `csm` WHERE `csm`.`cache_id`=`caches`.`cache_id`),`caches`.`listing_last_modified`) < NOW() - INTERVAL 366 DAY
 						 GROUP BY `caches`.`cache_id`
 						 ORDER BY `caches`.`listing_last_modified`
-						    LIMIT 1");  // provisional limit for initial archiving
+						    LIMIT 3");   // limit to avoid mass emails and spam-filter triggers
 		while ($rCache = sql_fetch_assoc($rs))
 		{
 			$this->archive_cache(
@@ -70,7 +70,7 @@ class autoarchive
 		            WHERE `caches`.`type`=6 AND `caches`.`status`=1
 								      AND GREATEST(`date_hidden`,`date_created`) < NOW() - INTERVAL 35 DAY
 						 ORDER BY `date_hidden`
-						    LIMIT 1");  // provisional limit for initial archiving
+						    LIMIT 1");
 		while ($rCache = sql_fetch_assoc($rs))
 		{
 			$this->archive_cache(